Usa "out-migration" in una frase

1. That approach was a manifest failure, as evidenced by the moribund economies of those states, as well as the out-migration of very valuable workers and entrepreneurs from those states

2. The German states, England, Prussia, and the new North American colonies were the beneficiaries of these out-migrations of Protestants and Jews

3. APP findings suggested that out-migration from the countryside was a result of